Unsolicited result code, 3 error codes, 1 +cme error (mobile equipment error code) – Sony Ericsson GM47 User Manual
Page 85: Error codes, Cme error (mobile equipment error code)

1. INTRODUCTION TO AT COMMANDS
85
LZT 123 7263 R1C
Unsolicited Result Code
Unsolicited result codes indicate the occurrence of an event not directly
associated with a command being issued from the TE.
1.3 Error Codes
1.3.1 +CME ERROR (Mobile Equipment Error Code)
This final result code is similar to the regular ERROR result code. If
+CME ERROR:
command line, none of the commands in the same command line will
be executed (neither ERROR nor OK result code shall be returned as a
result of a completed command line execution). The format of
be either numerical or alphabetical, and is set with the +CMEE
command.
The table below provides the numerical values for the parameter
Description Syntax
0
Phone failure
1
No connection to phone
2
Phone -adaptor link reserved
3
Operation not allowed
4
Operation not supported
5
PH-SIM PIN required
10
SIM not inserted
11
SIM PIN required
12
SIM PUK required
13
SIM failure
14
SIM busy
15
SIM wrong
16
Incorrect password
17
SIM PIN2 required
18
SIM PUK2 required
20
Memory full
21
Invalid index
22
Not found
23
Memory failure
24
Text string too long
25
Invalid characters in text string